The first 2 types of safety signs have been classified Regulatory Signs in the Australian Standard AS1319:1994 Safety Signs for the Occupational Environment. By understanding the types of signs and their purpose, you can determine what you need in your workplace and where to display them. Quick Guide to the 6 Types of Safety Signs Your Workplace Needs Learn the safety signs you need to meet WHS requirements and keep people safe in your workplace.Īustralian safety signs have been categorised into 6 main types in order to apply a consistent design across similar functions.